Q: What is the sum of all factors of the number 253,887,507 excluding 253,887,507?

A: 127,808,493

Why is 127,808,493 the sum of all factors of 253,887,507, excluding 253,887,507?

The factors of the number 253,887,507 are: 1, 3, 9, 27, 149, 223, 283, 447, 669, 849, 1341, 2007, 2547, 4023, 6021, 7641, 33227, 42167, 63109, 99681, 126501, 189327, 299043, 379503, 567981, 897129, 1138509, 1703943, 9403241, 28209723, 84629169, 253887507.

If you add them up, you will get the total of 253,887,634. Now subtract 253,887,507 to get 127,808,493